Imagine a world without batteries. It would be a much different world, in which the automobile and the telephone would have developed differently and probably later. It would also be a world without ...

Extension cords should only be used with electronics, an electrician warns. As the temperature drops across the US, you may turn to a space heater to keep warm, but if you're thinking about plugging ...

April Wilkerson teaches the basics of safe, efficient DIY electrical wiring for switches and outlets.

Plugging certain devices into an extension cord can lead to energy inefficiency and fire risk, according to a energy expert ...

Abstract: Safety testing is a key method to ensure software quality. But the quality of the test depends on the level of the test engineers. The method of generating safety test cases based on state ...